Chapter 13 Flashcards
What is the definition for a UART?
A device that converts input data from serial to parallel, and converts output data from parallel to serial.
Which of the following is an explanation of an IEEE 1394 self-healing loop?
The IEEE 1394b interface can correct errors made in connecting IEEE 1394b devices.
The PC is eliminated from USB data transfers by the USB 2.0 USB-On-The-Go supplement.
True
Which of the problems listed below make parallel cabling less desirable than serial cabling for transferring data at high speeds? Please list all that apply.
Signal jitter
Signal skew
In an SPP (Standard Parallel Port) what is the width of the input?__________ bits
4
Name the enhancements that USB 3.0 provides to the USB standard.
both hosts and devices transmit only when they have data
Increased power available for bus-powered devices
Full duplex (in and out simultaneously) operation @ 5GBps
Aggressive power management
no polling (host schedules all transactions)
In an SPP (Standard Parallel Port) what is the width of the output? ______________ bits
8
USB devices can be which of the following
Functions
Hubs
Root Hub
External Hub
What is the name for the way in which IEEE 1394 devices can be connected together without using a hub?
Daisy-chaining
Which HDD file system is not as likely to experience major data loss or data corruption when a fault occurs during a write operation?
NTFS
_______ connectors connect a cable from a device to host or hub (upstream)
Series A connectors
_____________ connectors connect a cable from a host or hub to a device (downstream)
Series B
When did Intel first include or formally release USB support?
1996
_________ is the tendency for a signal to reach the voltage that it is intended to reach and then float above and below that voltage for a period of time.
jitter
What happens to the USB speed in a computer system when additional devices are connected to the bus?
The bus will slow down